From fbd9085d679240e60bad03926cf8538e726fac89 Mon Sep 17 00:00:00 2001
From: Matthias Ringwald <matthias@ringwald.ch>
Date: Thu, 13 May 2021 16:49:49 +0200
Subject: [PATCH] btstack_cvsd_plc: remove unused function

---
 src/classic/btstack_cvsd_plc.c | 14 ++------------
 src/classic/btstack_cvsd_plc.h |  1 -
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/src/classic/btstack_cvsd_plc.c b/src/classic/btstack_cvsd_plc.c
index f458c9f3a..5fa34a94a 100644
--- a/src/classic/btstack_cvsd_plc.c
+++ b/src/classic/btstack_cvsd_plc.c
@@ -53,22 +53,12 @@
 #include "btstack_cvsd_plc.h"
 #include "btstack_debug.h"
 
-// static float rcos[CVSD_OLAL] = {
-//     0.99148655f,0.96623611f,0.92510857f,0.86950446f,
-//     0.80131732f,0.72286918f,0.63683150f,0.54613418f, 
-//     0.45386582f,0.36316850f,0.27713082f,0.19868268f, 
-//     0.13049554f,0.07489143f,0.03376389f,0.00851345f};
-
 static float rcos[CVSD_OLAL] = {
     0.99148655f,0.92510857f,
-    0.80131732f,0.63683150f, 
-    0.45386582f,0.27713082f, 
+    0.80131732f,0.63683150f,
+    0.45386582f,0.27713082f,
     0.13049554f,0.03376389f};
 
-float btstack_cvsd_plc_rcos(int index){
-    if (index > CVSD_OLAL) return 0;
-    return rcos[index];
-}
 // taken from http://www.codeproject.com/Articles/69941/Best-Square-Root-Method-Algorithm-Function-Precisi
 // Algorithm: Babylonian Method + some manipulations on IEEE 32 bit floating point representation
 static float sqrt3(const float x){
diff --git a/src/classic/btstack_cvsd_plc.h b/src/classic/btstack_cvsd_plc.h
index 746856ef7..035bca7ba 100644
--- a/src/classic/btstack_cvsd_plc.h
+++ b/src/classic/btstack_cvsd_plc.h
@@ -87,7 +87,6 @@ void btstack_cvsd_dump_statistics(btstack_cvsd_plc_state_t * state);
 int   btstack_cvsd_plc_pattern_match(BTSTACK_CVSD_PLC_SAMPLE_FORMAT *y);
 float btstack_cvsd_plc_amplitude_match(btstack_cvsd_plc_state_t *plc_state, uint16_t num_samples, BTSTACK_CVSD_PLC_SAMPLE_FORMAT *y, BTSTACK_CVSD_PLC_SAMPLE_FORMAT bestmatch);
 BTSTACK_CVSD_PLC_SAMPLE_FORMAT btstack_cvsd_plc_crop_sample(float val);
-float btstack_cvsd_plc_rcos(int index);
 
 #ifdef OCTAVE_OUTPUT
 void btstack_cvsd_plc_octave_set_base_name(const char * name);